<template>
  <div class="article-list-content">
    <Row>
      <Col :xs="24" :sm="24" :md="24" :lg="17">
        <div class="layout-left">
          <section-title :mainTitle="'留言板'" :subTitle="'Message'">
          </section-title>
          <div id="container" style="height: 600px; width: 100%">
            <div
              :id="'show' + index"
              :class="
                index % 11 == 0
                  ? 'item itemColor1'
                  : index % 11 == 1
                  ? 'item itemColor2'
                  : index % 11 == 2
                  ? 'item itemColor3'
                  : index % 11 == 3
                  ? 'item itemColor4'
                  : index % 11 == 4
                  ? 'item itemColor5'
                  : index % 11 == 5
                  ? 'item itemColor6'
                  : index % 11 == 6
                  ? 'item itemColor7'
                  : index % 11 == 7
                  ? 'item itemColor8'
                  : index % 11 == 8
                  ? 'item itemColor9'
                  : index % 11 == 9
                  ? 'item itemColor10'
                  : 'item itemColor11'
              "
              v-for="(item, index) in messageList"
            >
              <p>{{ item.content }}</p>
              <a href="#" @click="close(index)">关闭</a>
            </div>
          </div>
          <input
            id="input"
            type="text"
            v-model="param.content"
            @keydown.enter="keydown()"
            placeholder="留一个脚印呗...按回车发布"
          />
        </div>
      </Col>
    </Row>
  </div>
</template>

<script>
import SectionTitle from "@/components/views/SectionTitle/SectionTitle";
import { list, add } from "@/api/message";
import { getAes } from "@/utils/auth";
import { AESEncrypt } from "@/api/aes";
export default {
  metaInfo: {
    title: "留言板",
    meta: [
      {
        name: "keywords",
        content: "在线留言,留言,私密留言,评论",
      },
      {
        name: "description",
        content:
          "提供在线留言,留言,私密留言,评论,为广大网友的开发工作提供便利。",
      },
    ],
  },
  data() {
    return {
      //加密后请求服务器的参数
      res: {
        requestData: "",
      },
      messageList: [],
      param: { content: "" },
    };
  },
  created() {
    this.getList();
  },
  mounted() {
    //开启粒子特效
    if (document.getElementById("particles-js") != null) {
      document.getElementById("particles-js").style.display = "block";
    }
  },
  methods: {
    getList() {
      //获取保存在cookie的AES密钥
      let aesKey = getAes();
      //为了处理aes还没有写入cookie就调接口了
      const timer = setInterval(() => {
        if (aesKey != undefined) {
          list().then((res) => {
            this.messageList = res.voList;
          });
          clearInterval(timer);
          return;
        }
        aesKey = getAes();
      }, 50);
    },
    keydown() {
      //获取保存在cookie的AES密钥
      let aesKey = getAes();
      //进行参数加密,必须把对象转换json字符串，不然加密不了
      let dataJson = JSON.stringify(this.param);
      //数据进行加密
      this.res.requestData = AESEncrypt(dataJson, aesKey);
      add(this.res).then((res) => {
        if (res.success) {
          this.getList();
          this.param.content = "";
        }
      });
    },
    close(index) {
      $("#show" + index).remove();
    },
  },
  components: {
    "section-title": SectionTitle,
  },
};
</script>

<style lang="stylus" scoped rel="stylesheet/stylus">
.ivu-col {
  width: auto;
}

#container {
  overflow-y: auto;
}

.item {
  width: 200px;
  height: 200px;
  line-height: 30px;
  -webkit-border-bottom-left-radius: 20px 500px;
  -webkit-border-bottom-right-radius: 500px 30px;
  -webkit-border-top-right-radius: 5px 100px;
  -moz-border-bottom-left-radius: 20px 500px;
  -moz-border-bottom-right-radius: 500px 30px;
  -moz-border-top-right-radius: 5px 100px;
  box-shadow: 0 2px 10px 1px rgba(0, 0, 0, 0.2);
  -webkit-box-shadow: 0 2px 10px 1px rgba(0, 0, 0, 0.2);
  -moz-box-shadow: 0 2px 10px 1px rgba(0, 0, 0, 0.2);
  float: left;
  margin: 5px;
}

#container p {
  height: 80px;
  margin: 30px 10px;
  overflow: hidden;
  word-wrap: break-word;
  line-height: 1.5;
  color: #fff;
}

#container a {
  text-decoration: none;
  color: white;
  position: relative;
  left: 150px;
  bottom: 0px;
  font-size: 15px;
}

.itemColor1 {
  background: #D52BB3;
}

.itemColor2 {
  background: #3CC48D;
}

.itemColor3 {
  background: #d81e06;
}

.itemColor4 {
  background: #1296db;
}

.itemColor5 {
  background: #13227a;
}

.itemColor6 {
  background: #3cc2a8;
}

.itemColor7 {
  background: #1cedf2;
}

.itemColor8 {
  background: #6b1cf2;
}

.itemColor9 {
  background: #e71cf2;
}

.itemColor10 {
  background: #f28a1c;
}

.itemColor11 {
  background: #f4ea2a;
}

#input {
  border: 0;
  border-radius: 5px;
  display: block;
  height: 30px;
  padding: 0 1em;
  line-height: 30px;
  width: 300px;
  margin: 85px auto;
  margin-top: 60px;
  margin-bottom: -85px;
  font-size: 20px;
  background: #f28a1c;
}

.article-list-content {
  width: auto;
  min-height: calc(100vh - 308px);

  @media only screen and (max-width: 768px) {
    margin: 5px 5px 0 5px;

    #input {
      margin-bottom: 50px;
    }
  }

  @media screen and (min-width: 768px) {
    margin: 10px 10px 0 10px;
  }

  @media screen and (min-width: 992px) {
    margin: 15px 35px 0 35px;
  }

  @media screen and (min-width: 1200px) {
    width: 1200px;
    margin: 15px auto 0;
    margin-bottom: 200px;
  }

  .layout-left, .layout-right {
    padding: 0;

    @media only screen and (max-width: 768px) {
      padding: 0;
    }

    @media screen and (min-width: 768px) {
      padding: 0;
    }

    @media screen and (min-width: 992px) {
      padding: 0 10px;
    }

    @media screen and (min-width: 1200px) {
      padding: 0 10px;
    }
  }
}
</style>
